User's Manual

10
NetComm Wireless 4G M2M Router
www.netcommwireless.com
v1.0
Signal strength LEDs
The following tables list the signal strength range corresponding with the number of lit signal strength LEDs.
LTE signal mapping (Green)
NUMBER OF LIT LEDS
SIGNAL STRENGTH
All LEDs unlit
≤ -120 dBm
1
-115 dBm to -119dBm
2
-105 dBm to -114 dBm
3
-100 dBm to -104 dBm
4
-90 dBm to -99 dBm
5
> -90 dBm
WCDMA signal mapping (Amber)
NUMBER OF LIT LEDS
SIGNAL STRENGTH
All LEDs unlit
< -109 dBm
1
-109 dBm to -102dBm
2
-101 dBm to -92 dBm
3
-91 dBm to -86 dBm
4
-85 dBm to -78 dBm
5
≥ -77 dBm
Table 4 - Signal strength LED descriptions
GSM signal mapping (Red)
NUMBER OF LIT LEDS
SIGNAL STRENGTH
All LEDs unlit
≤ -109 dBm
1
-102 dBm to -108dBm
2
-93 dBm to -101 dBm
3
-87 dBm to -92 dBm
4
-86 dBm to -78 dBm
5
> -78 dBm
LED update interval
The signal strength LEDs update within a few seconds with a rolling average signal strength reading. When selecting a location for
the router or connected or positioning an external antenna, please allow up to 20 seconds for the signal strength LEDs to update
before repositioning.